A 3- to 4-year-old should be able to read the 20/40 line, and a 5-year-old the 20/30 line. That depends on the age of the person being tested. Cover the other eye and repeat steps 5-7.Write down the number of the smallest line where you identified the majority of letters correctly (Ex. If you were able to read 5 out of 8 letters on line 8, you would write 20/20.).Continue to the bottom row or until you can no longer read the letters.
Have another person point to each line as you read the letters out loud and keep track of which letters you get right.Cover one eye (if you wear glasses for distance vision, keep them on).Tack or tape the chart to a windowless wall in a well-lit room at eye level.Print the free eye chart on regular 8 1/2 x 11-inch paper.But it could help you identify potential vision problems that demand professional attention. Remember: This is not a substitute for a complete medical eye exam by a licensed optometrist. You can use this eye chart to check your entire family's vision. Simply click on the image to the right, and your download will begin. Searching for a free eye chart to check your vision at home? Free Eye Chart - Download, Print, and Test
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